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IP Abuse Reports for 3.18.221.28:
This IP address has been reported a total of
249
times from
221 distinct
sources.
3.18.221.28 was first reported on
, and the most recent report was
.
In the last 60 days, the top reporter locations were:
Germany
with 62
reports;
United States of America
with 42
reports;
France
with 34
reports.
The most common categories in these recent reports were:
Brute-Force
130
times;
Port Scan
69
times;
SSH
60
times;
Hacking
46
times;
Email Spam
34
times;
Other
87
times.
Recent Reports
We have received reports of abusive activity from this IP address within the last week. It is
potentially still actively engaged in abusive activities.
2026-09-08T21:29:44.968004-03:00 salada-de-fruta postfix/smtp/smtpd[1092789]: improper command pipel ...
show more2026-09-08T21:29:44.968004-03:00 salada-de-fruta postfix/smtp/smtpd[1092789]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 170.0.20.87:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; Inte
2026-09-08T21:29:45.726280-03:00 salada-de-fruta postfix/smtp/smtpd[1092789]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 170.0.20.87:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; Inte
2026-09-08T21:29:46.958551-03:00 salada-de-fruta postfix/smtp/smtpd[1092789]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \n
2026-09-08T21:33:53.251426-03:00 salada-de-fruta postfix/smtp/smtpd[1097524]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \026\003\001\001\000\001\000\000\374\00
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Sep 9 02:27:14 canopus postfix/smtpd[455821]: improper command pipelining after CONNECT from ec2-3- ...
show moreSep 9 02:27:14 canopus postfix/smtpd[455821]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \n
Sep 9 02:27:14 canopus postfix/smtpd[455809]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 185.51.248.4:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; Int
Sep 9 02:27:14 canopus postfix/smtpd[455809]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 185.51.248.4:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; Int
Sep 9 02:31:21 canopus postfix/smtpd[455809]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \026\003\001\001\000\001\000\000\374\003\003P^\307@\242i\214\005Y\375\233\201G\346\232#\205"\275,\222Io\335\370\212\221\260\243$\254\216 \256\267?\304F\316\226\002
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2026-09-09T00:27:09.143917+00:00 frhb101616ds postfix/smtpd[1435]: improper command pipelining after ...
show more2026-09-09T00:27:09.143917+00:00 frhb101616ds postfix/smtpd[1435]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 185.246.87.130:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; I
2026-09-09T00:27:09.147077+00:00 frhb101616ds postfix/smtpd[1435]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 185.246.87.130:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; I
2026-09-09T00:27:09.155078+00:00 frhb101616ds postfix/smtpd[1434]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \n
2026-09-09T00:31:16.006859+00:00 frhb101616ds postfix/smtpd[1452]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \026\003\001\001\000\001\000\000\374\003\003\274U\024J\337G\362M\227\250\274\351\03
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2026-09-09T02:26:31.067574+02:00 www4 postfix/smtpd[2147950]: improper command pipelining after CONN ...
show more2026-09-09T02:26:31.067574+02:00 www4 postfix/smtpd[2147950]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \n
2026-09-09T02:26:31.893235+02:00 www4 postfix/smtpd[2147950]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 176.9.59.145:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; Int
2026-09-09T02:26:31.910359+02:00 www4 postfix/smtpd[2147950]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: GET / HTTP/1.1\r\nHost: 176.9.59.145:25\r\nUser-Agent: visionheight.com/scan Mozilla/5.0 (Macintosh; Int
2026-09-09T02:30:38.512825+02:00 www4 postfix/smtpd[2147950]: improper command pipelining after CONNECT from ec2-3-18-221-28.us-east-2.compute.amazonaws.com[3.18.221.28]: \026\003\001\001\000\001\000\000\374\003\003\036`\253\373\242RW\313\305P\267\353RF|2\v\222DhMO\305,\351
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DNS Compromise
DNS Poisoning
Phishing
Email Spam
Brute-Force
Web App Attack
SSH
2026-09-09 02:26:49 SMTP call from ec2-3-18-221-28.us-east-2.compute.amazonaws.com [3.18.221.28] dro ...
show more2026-09-09 02:26:49 SMTP call from ec2-3-18-221-28.us-east-2.compute.amazonaws.com [3.18.221.28] dropped: too many unrecognized commands (last was "Accept: */*")
2026-09-09 02:26:49 SMTP call from ec2-3-18-221-28.us-east-2.compute.amazonaws.com [3.18.221.28] dropped: too many unrecognized commands (last was "Accept: */*")
2026-09-09 02:30:56 SMTP call from ec2-3-18-221-28.us-east-2.compute.amazonaws.com [3.18.221.28] dropped: too many syntax or protocol errors (last command was "?", NULL)
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